Here is a quick decklist for one of the archetypes that will gain a huge boost with the release of Dominaria in the Standard format. The deck is Mono Green Aggro which is already gaining followers from the recent tournament results in MTGO Standard league. Below is the possible look of the deck in DOM Standard:

Creatures
4 Jadelight Ranger
4 Llanowar Elves
4 Merfolk Branchwalker
4 Resilient Khenra
2 Rhonas the Indomitable
4 Steel Leaf Champion
2 Territorial Allosaurus
4 Untamed Kavu
2 Ghalta, Primal Hunger
1 Verdurous Gearhulk
1 Multani, Yavimaya’s Avatar

Spells
4 Blossoming Defense
2 Wild Onslaught

Lands
16 Forest
4 Hashep Oasis
2 Memorial to Unity